Mattoon climate

Mattoon Weather in June

NOAA 1991-2020 normals for Mattoon, 2 km from Mattoon

Average highs run from 79°F on June 1 to 86°F on June 30, and lows from 60°F to 66°F. Normal precipitation for the month is 4.71 in over about 11 wet days.

June day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Mattoon, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

June at a glance

Average high
83°F
Average low
64°F
Precipitation
4.71 in
Record high
104°FJun 29, 2012
Record low
35°FJun 11, 2007
Chance of a freeze
0%
Days of 90°F or more
5.3
Daylight
14 h 47 min to 14 h 55 min
Cloud cover
57%
Humidity
78%
Dew point
64°F
Wind
8.5 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jun 179°F60°F90°F 202338°F 200338%0%
Jun 279°F60°F93°F 202350°F 200338%0%
Jun 380°F60°F92°F 202347°F 200138%0%
Jun 480°F61°F94°F 201145°F 200438%0%
Jun 580°F61°F92°F 201747°F 199838%0%
Jun 680°F62°F90°F 201143°F 200037%0%
Jun 781°F62°F92°F 201148°F 200037%0%
Jun 881°F62°F94°F 201145°F 202337%0%
Jun 981°F62°F89°F 201149°F 202337%0%
Jun 1082°F63°F92°F 201150°F 202337%0%
Jun 1182°F63°F93°F 202135°F 200737%0%
Jun 1282°F63°F95°F 202151°F 202337%0%
Jun 1382°F64°F95°F 202250°F 201237%0%
Jun 1483°F64°F97°F 202250°F 201437%0%
Jun 1583°F64°F96°F 202253°F 199936%0%
Jun 1683°F64°F96°F 202250°F 199936%0%
Jun 1783°F65°F94°F 200748°F 199936%0%
Jun 1884°F65°F96°F 202145°F 199936%0%
Jun 1984°F65°F92°F 201250°F 200436%0%
Jun 2084°F65°F92°F 201246°F 200435%0%
Jun 2184°F65°F94°F 202251°F 200335%0%
Jun 2285°F66°F93°F 200950°F 202135%0%
Jun 2385°F66°F94°F 201653°F 202635%0%
Jun 2485°F66°F94°F 200546°F 200834%0%
Jun 2585°F66°F94°F 200553°F 200434%0%
Jun 2685°F66°F94°F 200550°F 200434%0%
Jun 2785°F66°F93°F 200552°F 201733%0%
Jun 2886°F66°F102°F 201255°F 202233%0%
Jun 2986°F66°F104°F 201252°F 201633%0%
Jun 3086°F66°F96°F 200553°F 202432%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mattoon, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

June 1
sunrise 5:28 AM, sunset 8:15 PM
June 30
sunrise 5:30 AM, sunset 8:25 PM

Every day of June: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00115430 (Mattoon), public domain. Records: NOAA GHCN-Daily, station USW00053802, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.